<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>产品案例</title>
  <style>
    .box {
      position: relative;
      width: 300px;
      height: 212px;
    }

    .box img {
      width: 300px;
    }

    .box .title {
      position: absolute;
      left: 15px;
      bottom: 20px;
      z-index: 2;
      width: 260px;
      color: #fff;
      font-size: 20px;
      font-weight: 700;
    }

    .mask {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background-image: linear-gradient(transparent,
          rgba(0, 0, 0, 0.5));
      opacity: 0;
      transition: all 0.3s;
    }

    .box:hover .mask {
      opacity: 1;
    }
  </style>
</head>

<body>
  <div class="box">
    <img src="../../images/product.jpeg" alt="">
    <div class="title">OceanStor Pacific 海量存储斩获2021 Interop金奖</div>
    <div class="mask"></div>
  </div>
</body>

</html>